com.gluonhq.charm.down

Class Services<T>

java.lang.Object

com.gluonhq.charm.down.Services<T>

public class Services<T>
extends java.lang.Object

Method Summary

Modifier and Type	Method and Description
static <T> java.util.Optional<T>	get(java.lang.Class<T> service) Returns an optional with a service, if previously a ServiceFactory was registered.
static <T> void	registerServiceFactory(ServiceFactory<T> factory) Required call to register a ServiceFactory for a given service of type T.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

registerServiceFactory

public static <T> void registerServiceFactory(ServiceFactory<T> factory)

Required call to register a ServiceFactory for a given service of type T. ServiceFactory instance is cached. In case a service is called without its ServiceFactory being registered first, a Runtime Exception will be thrown

Type Parameters:

T - The type of service

Parameters:

factory - The ServiceFactory instance

get

public static <T> java.util.Optional<T> get(java.lang.Class<T> service)

Returns an optional with a service, if previously a ServiceFactory was registered. Otherwise, it will try to find a service factory in the same package as the service, and otherwise a Runtime Exception will be thrown. Both serviceFactory and service instances are cached, so only one service is created for the given factory

Type Parameters:

T - the type of service

Parameters:

service - the class of service

Returns:

An optional with the service